Found in Electronics Engineering, this sophisticated circuit makes use of components that are still common today. The circuit is connected to the output of the stereo amplifier.
We found this interesting timer circuit or CMOS timer in a 1988 publication. The circuit is still...
This circuit found in Radio Electronics can be used in games to produce a random pulse train. The...
We found this amplifier with high input impedance and low capacitance, using FET, in a...